<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>http协议</title>
    <style>
        form{
            margin: 0 auto;
            border: 1px solid red;
            height: 300px;
            width: 400px;
        }
        input{
            height: 40px;
            width: 200px;
            margin: 20px auto;
            position: relative;
            left: 80px;
        }
        input[type="submit"]{
            height: 20px;
            width: 100px;
            font-size: 15px;
            color: white;
            position: relative;
            left: 120px;
        }
    </style>
</head>
<body>
<form action="../day27/one.html" method="post">
    <input type="text" name="username" placeholder="请输入用户名"/><br>
    <input type="password" name="password" placeholder="请输入密码"/><br>
    <input type="submit" value="登录">
</form>
</body>
</html>